Jingyao Li

Performance and Prediction Modeling of Environmentally Friendly Straw Retarder for Geopolymer Cement

Shangda Chen, Shuang Song, Jingyao Li

To address the balance between sustainability and performance in conventional geopolymer retarders, this study innovatively employs a dual-waste valorization strategy using mineral powder activated corn straw as a high-efficiency retarder. Under invariant grinding conditions with a 30-min duration, corn straw–based retarders incorporating …

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Wind-Induced Vibration Response of Substation Pillar-Type Switch Structures Based on Wind Tunnel Tests

Jingyao Li, Shidong Nie, Peng Li

To investigate the wind-induced vibration characteristics of the high-voltage Disconnect Switch (DS) system in the switching-off state and quantitatively evaluate the contribution of higher-order modes to the overall structural response, this study employed the finite element software ABAQUS to perform dynamic analysis …

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Analysis of the Longitudinal Mechanical Response and Morphological Evolution of Cells Based on the Multi-Scale Coupling of Finite Element and Atomic Force Microscopy

Yi Zeng, Lei Xu, D. Tong, Jingyao Li et autres

This study proposes a multi-scale coupling method integrating finite element analysis (FEA) and atomic force microscopy (AFM) to deeply explore the mechanical response and morphological dynamic evolution laws of cells under longitudinal mechanical loads. By constructing a three-dimensional finite element model that …

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Two parallel cable trusses-supported photovoltaic system: Extreme wind-induced response and displacement-based gust response factors

Jingyao Li, Shidong Nie, Min Liu, Qingshan Yang et autres

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Two parallel cable trusses-supported photovoltaic structure: wind-induced vibration and evaluation of influence factors

Jingyao Li, Shidong Nie, Min Liu, Qingshan Yang et autres

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Additive manufacturing of furniture corner guards based on thermoplastic polyurethane filament

Chen Wang, Jingyao Li, Tianyi Wang, Xiaowen Wang

Furniture corners are the most vulnerable areas to be damaged by collisions or to cause injuries to children. In this study a furniture corner guard was developed using thermoplastic polyurethane filament (TPU) and fused deposition modeling (FDM) 3D printing. First, the energy-absorption …

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Characteristics of wind load on high-voltage disconnect switch system in substation

Jingyao Li, Shidong Nie, Min Liu, Sikai Liu et autres

Ensuring high-voltage disconnect switch system safety is essential for the stable operation of the power system. A method for wind force tests to determine the wind load characteristics of the whole and the segments of the disconnect switch system was developed. Through …

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Design and rapid prototyping of packaging liner for rosewood craft based on gyroid infill structure

Chen Wang, Jingyao Li, Tianyi Wang, Qin Chu et autres

A gyroid structure is a commonly used energy-absorbing infill structure for packaging that can be prepared by fused deposition modeling (FDM) 3D printing. In this paper, square specimens based on gyroid infill structure were designed, and the energy-absorbing performances of the square …

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Influence of Shell Structure on the Tensile Strength of Fused Filament Fabrication Models

Chen Wang, Jingyao Li, Xiaowen Wang, Qing Chu et autres

The shell, as the main structure of 3D printed fused filament fabrication (FFF) models, plays a key role in the tensile strength of FFF models. In order to optimise the structural parameters of the shell and improve the tensile strength of FFF …

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Fused deposition 3D printing of bonsai tree guiding mold based on acrylonitrile-butadiene-styrene copolymer

Chen Wang, Jingyao Li, Tianyi Wang, Qing Chu et autres

Bonsai is a kind of classical art in China and Japan. The traditional method of bonsai shaping of miniature trees is technical and usually requires experienced horticulturists to successfully carry out the process. In order to let ordinary people feel the fun …

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Effect of Optimised Infill Parameters on the Tensile Properties of MEX Co-polyester Models

Chen Wang, Jingyao Li, Tianyi Wang, Xiaowen Wang et autres

To optimize the infill parameters and improve the tensile properties of 3D printed polyethylene terephthalate-1,4-cyclohexanedimethanol ester (PETG) models, this study explored the effects of infill thickness, infill flow rate, and infill overlap length on the tensile properties of 3D printed PETG models …

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Effect of selective enhancement on the bending performance of fused deposition methods 3D-printed PLA models

Chen Wang, Jiahao Yu, Minhan Jiang, Jingyao Li

The top and bottom shells of fused deposition 3D-printed PLA models are exposed to the highest stresses. To improve the bending performance of PLA models under three-point bending conditions, the models were strengthened by a selective enhancement method. Several sets of PLA …

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